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Old 11-09-2016, 06:42 AM   #18 (permalink)
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Originally Posted by Chrysler kid View Post
The prop valve probably had more effect on your rear power than the drilling.

My understanding of drilled drums was that it's only beneficial in applications with high heat and heavy use. you don't typically see a drum glowing red hot

Watch for cracks, that cast iron can get heat spots really quickly. A drilled rotor is typically internally vented and has extra structure to prevent cracking where as a drum does not.
So the benefits in a typical car are probably not worth considering?

Looks like it's doing a great job for trucks though.
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